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//===---------- ASTUtils.h - clang-tidy -----------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ASTUTILS_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ASTUTILS_H
#include "clang/AST/AST.h"
namespace clang {
namespace tidy {
namespace utils {
// Returns the (closest) Function declaration surrounding |Statement| or NULL.
const FunctionDecl *getSurroundingFunction(ASTContext &Context,
const Stmt &Statement);
// Determine whether Expr is a Binary or Ternary expression.
bool IsBinaryOrTernary(const Expr *E);
/// Checks whether a macro flag is present in the given argument. Only considers
/// cases of single match or match in a binary OR expression. For example,
/// <needed-flag> or <flag> | <needed-flag> | ...
bool exprHasBitFlagWithSpelling(const Expr *Flags, const SourceManager &SM,
const LangOptions &LangOpts,
StringRef FlagName);
// Check if the range is entirely contained within a macro argument.
bool rangeIsEntirelyWithinMacroArgument(SourceRange Range,
const SourceManager *SM);
// Check if the range contains any locations from a macro expansion.
bool rangeContainsMacroExpansion(SourceRange Range, const SourceManager *SM);
// Can a fix-it be issued for this whole Range?
// FIXME: false-negative if the entire range is fully expanded from a macro.
bool rangeCanBeFixed(SourceRange Range, const SourceManager *SM);
} // namespace utils
} // namespace tidy
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ASTUTILS_H
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